Accumulator And Combination Of Accumulator With Device

Abstract

The invention discloses an accumulator/device combination and an accumulator. In the case of the combination, the unit is connected to the accumulator via at least one current supply line. A device operating switch is arranged in the device. A monitoring unit is arranged in the accumulator. The monitoring unit comprises electronic circuit for detecting an alarm condition in the accumulator. The electronic circuit are interactively connected with the operating switch.

1 . A combination of an accumulator and a charging or consumer device, the combination comprising:
 at least one current supply line for connecting the accumulator to the device;   a device operating switch arranged in the device; and   a monitoring unit arranged in the accumulator;   wherein said monitoring unit comprises an electronic circuit for detecting an alarm condition in the accumulator, said electronic circuit being interactively connected with said operating switch.   
   
   
       2 . The combination of  claim 1 , wherein said electronic circuit is configured for de-energizing the at least one current supply line by actuating said operating switch. 
   
   
       3 . The combination of  claim 1 , wherein said electronic circuit comprises as a switch for disconnecting said device from said accumulator. 
   
   
       4 . The combination of  claim 3 , wherein said electronic circuit comprises a switch for interrupting said at least one current supply line from said accumulator. 
   
   
       5 . The combination of  claim 1 , wherein said monitoring unit is configured for monitoring a state variable characteristic of the accumulator, and wherein said electronic circuit is configured for interacting with said operating switch when a predefined threshold value of the state variable is exceeded. 
   
   
       6 . The combination of  claim 5 , wherein said monitoring unit is configured for monitoring a state variable that is selected from the group consisting of a voltage of the accumulator, a current of the accumulator, a temperature of the accumulator, and an inner resistance of the accumulator. 
   
   
       7 . The combination of  claim 1 , wherein said monitoring unit is configured for monitoring a first time derivative of a state variable characteristic of the accumulator. 
   
   
       8 . The combination of  claim 1 , wherein said monitoring unit is configured for monitoring a first time derivative of state variable characteristic of the accumulator, wherein said state variable is selected from the group consisting of a voltage of the accumulator, a current of the accumulator, an inner resistance of the accumulator, and a temperature of the accumulator. 
   
   
       9 . The combination of  claim 1 , wherein said monitoring unit is configured for monitoring at least two state variables at the same time. 
   
   
       10 . The combination of  claim 1 , wherein said accumulator comprises a signal terminal for indicating an alarm condition by a voltage signal. 
   
   
       11 . The combination of  claim 10 , wherein a zero signal appears at the signal terminal when no alarm condition exists and a voltage signal is encountered in the presence of an alarm condition. 
   
   
       12 . An accumulator comprising:
 at least one current supply terminal for connecting the accumulator to an external device;   a monitoring unit arranged in the accumulator, said monitoring unit being configured for monitoring a state variable characteristic of the charging state of the accumulator;   a signal terminal; and   an electronic circuit arranged within the accumulator for detecting an alarm condition detected by said monitoring unit;   wherein said electronic circuit is connected to said signal terminal.   
   
   
       13 . The accumulator of  claim 12 , wherein said monitoring unit is configured for monitoring a state variable characteristic of the charging state of the accumulator, and wherein said electronic circuit is configured for supplying a voltage signal to the signal terminal when a predefined threshold value of said state variable is exceeded. 
   
   
       14 . The accumulator of  claim 12 , wherein a zero signal appears at the signal connection when no alarm condition exists and a voltage signal is encountered in the presence of an alarm condition. 
   
   
       15 . The accumulator of  claim 12 , wherein said electronic circuit is configured for supplying a voltage signal to the signal terminal when a predefined threshold value of said state variable is exceeded, the state variable being selected from the group consisting of a voltage, a current, an inner resistance, a temperature of the accumulator. 
   
   
       16 . The accumulator of  claim 12 , wherein said electronic circuit is configured for supplying a voltage signal to the signal terminal when a predefined threshold value of a first time derivative of said state variable is exceeded. 
   
   
       17 . The accumulator of  claim 12 , wherein said electronic circuit is configured for supplying a voltage signal to the signal terminal when a predefined threshold value of a first time derivative of a state variable is exceeded, wherein said state variable is selected from the group consisting of a voltage of the accumulator, a current of the accumulator, an inner resistance of the accumulator and a temperature of the accumulator. 
   
   
       18 . An accumulator comprising:
 at least one current supply terminal for connecting the accumulator to an external device;   a monitoring unit arranged in the accumulator, said monitoring unit being configured for monitoring a state variable characteristic of the charging state of the accumulator;   a signal terminal; and   an electronic circuit arranged within the accumulator for detecting an alarm condition detected by said monitoring unit;   wherein said electronic circuit is connected to said signal terminal;   wherein said monitoring unit is configured for monitoring a state variable characteristic of the charging state of the accumulator; and   wherein said electronic circuit is configured for supplying a voltage signal to the signal terminal when a predefined threshold value of said state variable is exceeded.   
   
   
       19 . The accumulator of  claim 18 , wherein said electronic circuit is configured for supplying a voltage signal to the signal terminal when a predefined threshold value of said state variable is exceeded, the state variable being selected from the group consisting of a voltage, a current, an inner resistance, a temperature of the accumulator. 
   
   
       20 . The accumulator of  claim 18 , wherein said electronic circuit is configured for supplying a voltage signal to the signal terminal when a predefined threshold value of a first time derivative of a state variable is exceeded, wherein said state variable is selected from the group consisting of a voltage of the accumulator, a current of the accumulator, an inner resistance of the accumulator and a temperature of the accumulator.